Q: What is the sum of all factors of the number 79,840 excluding 79,840?
A: 109,160
The factors of the number 79,840 are: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 499, 998, 1996, 2495, 3992, 4990, 7984, 9980, 15968, 19960, 39920, 79840.
If you add them up, you will get the total of 79,949. Now subtract 79,840 to get 109,160